Finding the Fourth Proportional to 3,081,402.08, 4,252,331.67 and 1,723,275.08
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Solution
The fourth proportional to 3,081,402.08, 4,252,331.67 and 1,723,275.08 is: 2,378,117.82
Step by Step Solution
- Step 1: Write the proportion equation
3,081,402.08 : 4,252,331.67 = 1,723,275.08 : x - Step 2: Convert to fraction form
3,081,402.08/4,252,331.67 = 1,723,275.08/x - Step 3: Cross multiply
3,081,402.08x = 4,252,331.67 × 1,723,275.08 - Step 4: Simplify right side
3,081,402.08x = 7,327,937,202,974.33 - Step 5: Solve for x
x = 7,327,937,202,974.33/3,081,402.08 - Step 6: Final answer
x = 2,378,117.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.